Sony MHC-V71 Service Manual

SERVICE MANUAL
Sony Corporation
Published by Sony EMCS (Malaysia) PG Tec
HOME AUDIO SYSTEM
9-890-695-02
2018E81-1
©
2018.05
US Model
Canadian Model
MHC-V71
AEP Model
UK Model
E Model
Australian Model
MHC-V71D
Ver. 1.1 2018.05
SPECIFICATIONS
CD/DVD
Section
Model Name Using Similar Mechanism MHC-V77W/V77DW
CD/DVD Mechanism Type CDM90-DVBU204//M
Optical Pick-up Name CMS-S76RFS7G1 OR CMS-S76RFS7GP
– Continued on next page –
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
(US models only)
With 4 ohm loads, both channels driven, from
400 Hz – 20,000 Hz; rated 60 watts per channel
minimum RMS power, with no more than 0.7%
total harmonic distortion from 250 milliwatts to
rated output.
Speaker section
Speaker system:
 3-way,DoubleBassReex
Speaker unit:
Tweeter L/R: 50 mm (2 in), cone type
Midrange L/R: 120 mm (4 3/4 in), cone type
Woofer: 300 mm(11 7/8 in), cone type
Inputs
AUDIO/PARTY CHAIN IN L/R (V71):
Voltage 2 V, impedance
24 kilohms
AUDIO/PARTY CHAIN IN (TV) L/R (V71D):
Voltage 2 V, impedance
24 kilohms
TV (ARC) (V71D):
Supported audio signal:
2-channel Linear PCM
MIC1:
Sensitivity 1 mV, impedance
10 kilohms
MIC2/GUITAR:
Sensitivity 1 mV, impedance
10 kilohms (When guitar mode is
turned off.)
Sensitivity 200 mV, impedance
250 kilohms (When guitar mode is
turned on.)
Outputs
AUDIO/PARTY CHAIN OUT L/R:
Voltage 2 V, impedance 1 kilohm
VIDEO OUT (V71D):
 Max.outputlevel1Vp-p,
unbalanced, Sync. negative load
impedance 75 ohms
HDMI OUT (TV) ARC (V71D):
Supported audio signal:
2-channel Linear PCM (up to
48 kHz), Dolby Digital
HDMI section (V71D)
Connector:
Type A (19 pin)
Disc player section
System:
Compact disc and digital audio
system (V71)
Compact disc and digital audio
and video system (V71D)
Laser Diode Properties
Emission Duration: Continuous
 LaserOutput*:Lessthan44.6μW
* This output is the value measurement
at a distance of 200 mm from the
objective lens surface on the Optical
Pick-up Block with 7 mm aperture.
Frequency response:
20 Hz – 20 kHz
Video color system format (V71D):
Latin American model:
NTSC
Other models:
NTSC and PAL
USB section
Supported USB device:
Mass Storage Class
Maximumcurrent:
1 A
(USB) port:
Type A
FM tuner section
FM stereo, FM superheterodyne tuner
Antenna:
FM lead antenna
Tuning range:
87.5 MHz – 108.0 MHz (100 kHz
step) (V71)
87.5 MHz – 108.0 MHz (50 kHz
step) (V71D)
BLUETOOTH section
Communication system:
BLUETOOTH Standard version 4.2
Output:
BLUETOOTH Standard Power Class 2
Maximumoutputpower(V71D):
< 9.5 dBm
Maximumnumberofdevicestoberegistered:
8 devices
Maximumnumberofsimultaneousconnection
(Multipoint):
3 devices
Maximumcommunicationrange:
 Lineofsightapprox.10m(33ft)
*1
Frequency band:
2.4 GHz band (2.4000 GHz –
2.4835 GHz)
Modulation method:
FHSS (Freq Hopping Spread Spectrum)
Compatible BLUETOOTH profiles
*2
:
A2DP (Advanced Audio Distribution
Profile)
AVRCP (Audio Video Remote
Control Profile)
SPP (Serial Port Profile)
HFP (Hands-free Profile)
HSP (Headset Profile)
Supported codecs:
SBC (Subband Codec)
AAC (Advanced Audio Coding)
LDAC
*1
The actual range will vary depending on
factors such as obstacles between devices,
magnetic fields around a microwave oven,
static electricity, reception sensitivity,
antenna’s performance, operating system,
software application, etc.
*2
BLUETOOTH standard profiles
indicate the purpose of BLUETOOTH
communication between devices.
NFC section (V71D)
Operating frequency:
13.56 MHz
Supported audio formats
Supported bit rate and sampling frequencies:
MP3:
32/44.1/48 kHz, 32 kbps –
320 kbps (VBR)
AAC:
44.1 kHz, 48 kbps – 320 kbps
(CBR/VBR)
WMA:
44.1 kHz, 48 kbps – 192 kbps
(CBR/VBR)
WAV:
44.1/48 kHz (16 bit)
Supported video formats (V71D)
Xvid:
Video codec: Xvid video
Bit rate: 4.854 Mbps (MAX)
Resolution/Frame rate:
720 × 480, 30 fps
 720×576,25fps(exceptforLatin
American model)
Audio codec: MP3
MPEG4:
File format: MP4 File Format
Video codec: MPEG4 Simple
Profile (AVC is not compatible.)
Bit rate: 4 Mbps
Resolution/Frame rate:
720 × 480, 30 fps
 720×576,25fps(exceptforLatin
American model)
Audio codec: AAC-LC (HE-AAC is
not compatible.)
DRM: Not compatible
Note:
Be sure to keep your PC used for service and
checking of this unit always updated with the
latest version of your anti-virus software.
In case a virus affected unit was found during
service, contact your Service Headquarters.
MHC-V71/V71D
Photo: MHC-V71D
SYSSET
2018/05/3001:52:46(GMT+09:00)

Sony MHC-V71 Specifications

General

Bluetooth	Yes
NFC	Yes
Karaoke Function	Yes
DJ Effects	Yes
USB Playback	Yes
FM Radio	Yes
Party Lights	Yes
Number of optical discs	1
Cassette deck	No
Audio formats supported	MP3, WMA, AAC
USB direct playback	Yes
USB charging port	Yes
USB port	Yes
Microphone input	Yes
Equalizer	Yes
CD Player	Yes
LED Lighting Effects	Yes
Optical disc player type	CD